jaxn856
jaxn856 jaxn856
  • 14-12-2020
  • Mathematics
contestada

Help Please and thank you

Help Please and thank you class=

Respuesta :

ara0420
ara0420 ara0420
  • 14-12-2020

Answer:

2x + 3 = -7  ---> x = -5

4.5x - 7 = 20 ---> x = 6

-3x + 7 = 28 ---> x = -7

Step-by-step explanation:

2x + 3 = -7

2x = -10

x = -5

4.5x - 7 = 20

4.5x = 27

x = 6

-3x + 7 = 28

-3x = 21

x = -7

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